Description : A cross in which an organism showing a dominant phenotype is crossed with the recessive parent in order to know its genotype is called (a) monohybrid cross (b) back cross (c) test cross (d) dihybrid cross.
Last Answer : (c) test cross
Description : Cross between hybrid and recessive parent is: (a) Back cross (b) Test cross (c) Monohybrid cross (d) Dihybrid cross Ans. (b) ................................................----- ... - PMT, AIIMS, MBBS,lucknow 1. Largest egg of plant kingdom belongs to: (a) Cycas (b) Pinus (c) Psidium (d) Mangfera
Last Answer : Ans. ((a))
Description : f we cross pure-bred tall (dominant) pea plant with pure-bred dwarf (recessive) pea plant we will get pea plants of F1 generation. If we now self-cross the pea plant of F2 generation, ... plants not found in F2 generation but appeared in F2 generation, mentioning the reason for the same. -Biology
Last Answer : Answer. (a) All plants of F1 generation will be tall plants. (b) 3:1 (c) Dwarf trait is recessive trait which was not expressed in the F1 generation, the recessive trait gets expressed in the F2 generation after self pollination.
Description : If a homozygous dominant parent and a heterozygous parent are crossed what percentage of the offspring are expected to be homozygous recessive?
Last Answer : Rr
Description : If one parent has two dominant alleles and another parent has two recessive alleles the offspring will have?
Last Answer : PFHHHHH
Description : If Parent 1 Ty crosses with Parent 2 Ty what percentage of offspring will display the recessive trait?
Last Answer : Need answer
Description : A true breeding plant is (a) one that is able to breed on its own (b) produced due to cross-pollination among unrelated plants (c) near homozygous and produces offspring of its own kind (d) always homozygous recessive in its genetic constitution.
Last Answer : c) near homozygous and produces offspring of its own kind
Description : 9. To analyse the genotype of an organism, it is made to (a) Self cross (b) Cross with recessive parent (c) Cross with dominant parent (d) Cross with another species
Last Answer : (b) Cross with recessive parent
Description : Select the correct Match : (1) Ribozyme - Nucleic acid (2) F2 x Recessive parent - Dihybrid cross (3) TH. Morgan - Transduction (4) G. Mendel - Transformation
Last Answer : (1) Ribozyme - Nucleic acid
Description : 4. Crossing a Dominant character with (Homozygous & Hetrozygous) with a recessive trait to know the genome is called;- a) Back cross b) Monohybrid Cross C) Test Cross d)Dihybrid Cross
Last Answer : C) Test Cross
Description : A cross between homozygous recessive and heterozygous plant is - (1) Back cross (2) Test cross (3) Monohybrid cross (4) Dihybrid cross
Last Answer : (2) Test cross Explanation: A cross between homozygous recessive and heterozygous plant is called Test Cross
Description : A cross between homozygous recessive and heterozygous plant is (1) Back cross (2) Test cross (3) Monohybrid cross (4) Dihybrid cross
Last Answer : Test cross
Description : tt mates with Tt. What will be characteristic of offspring? (a) 75% recessive (b) 50% recessive (c) 25% recessive (d) All dominant
Last Answer : b) 50% recessive
Description : RR (Red) Antirrhinum is crossed with white (WW) one. Offspring RW are pink. This is an example of (a) dominant-recessive (b) incomplete dominance (c) hybrid (d) supplementary genes.
Last Answer : (b) incomplete dominance
Description : When Gregor Mendel crossed true-breeding tall plants with true-breeding short plants, all the offspring were tall because a. the allele for tall plants is recessive. b. the allele for short plants is dominant. c. the allele for tall plants is dominant. d. they were true-breeding like their parents.
Last Answer : c. the allele for tall plants is dominant.
Description : Gregor Mendel concluded that traits are a. not inherited by offspring. b. inherited through the passing of factors from parents to offspring. c. determined by dominant factors only. d. determined by recessive factors only.
Last Answer : b. inherited through the passing of factors from parents to offspring.
Description : In a test cross involving F1 dihybrid flies, more parental-type offspring were produced than the recombinant-type offspring. This indicates (a) the two genes are linked and present on the ... two genes are located on two different chromosomes (d) chromosomes failed to separate during meiosis.
Last Answer : (a) the two genes are linked and present on the same chromosome
Description : The cross of F1 hybrid with an individual having recessive phenotype for concerned trait is called a. Test cross b. Multiple cross c. Top cross d. Polly cross
Last Answer : a. Test cross
Description : Test cross involves (a) crossing between two genotypes with dominant trait (b) crossing between two genotypes with recessive trait (c) crossing between two F1 hybrids (d) crossing the F1 hybrid with a double recessive genotype.
Last Answer : (d) crossing the F1 hybrid with a double recessive genotype.
Description : Test cross in plants or in Drosophila involves crossing (a) between two genotypes with recessive trait (b) between two F1 hybrids (c) the F1 hybrid with a double recessive genotype (d) between two genotypes with dominant trait.
Last Answer : (c) the F1 hybrid with a double recessive genotype
Description : $ Haemophilia is a sex linked disease ! Haemophilia is due to a recessive gene.
Last Answer : $ Haemophilia is a sex linked disease ! Haemophilia is due to a recessive gene. A. If both As and R are ... R is wrong D. If both As and R are wrong.
Description : F1 x homozygous recessive parent
Last Answer : Ans. Test Cross
Description : How many alleles does each parent give to their offspring? -Biology
Last Answer : answer:
Description : If a eukaryotic organisms reproduces through mitosis what is true about the offspring and the parent organisms?
Description : How many chromosomes dose each parent pass to their offspring?
Last Answer : Feel Free to Answer
Description : What two copies of genes offspring inherits one from each parent?
Description : What are the possible offspring outcomes if Parent 1 Ty crosses with Parent 2 Ty?
Description : What an offspring that was given different genetic information for a trait from each parent?
Last Answer : hybrid
Description : By which are heredity characters of parent transfered to their offspring
Last Answer : Chromosomes
Description : A cross of a red cow (RR) with a white bull (WW) produces all roan offspring (RRWW). This type of inheritance is known as a. incomplete dominance. b. polygenic inheritance. c. codominance. d. multiple alleles.
Last Answer : c. codominance.
Description : In a cross joint tensile test the following observations were made: Specimen width 20mm, Material thickness 20mm, Max Load: 180kN, Break position: Parent Plate. What is the UTS? a) 45 kN/mm b) 450 N/mm2c) 39 kN/mm2d) 39 N/mm2
Last Answer : b) 450 N/mm2
Description : The offspring from a cross between two individuals differing in at least one set of characters is called a (a) Polyploid (b) Hybrid (c) Mutant (d) Variant
Last Answer : Ans:(b)
Description : In a genetic cross having recessive epistasis, F2 phenotypic ratio would be (a) 9 : 6 : 1 (b) 15 : 1 (c) 9 : 3 : 4 (d) 12 : 3 : 1.
Last Answer : (c) 9 : 3 : 4
Description : 5 Consider a cross in which a trait is inherited by incomplete dominance. What percentage of the F2 from the matng of homozygous dominant and homozygous recessive individuals will possess the dominant phenotype? a) 0 per cent b) 25 per cent c) 50 per cent d) 75 per cent
Last Answer : ANS: b 25 per cent
Description : The parent which is used only once in back cross breeding method
Last Answer : Ans. Donor
Description : A short-haired guinea pig is crossed with a long-haired guinea pig. All of the F1 offspring from the cross are short-haired.Which phenotype is dominantA. long hairB. short hairC. SSD. ss?
Last Answer : Abyssinian
Description : In a dihybrid cross with genotypes JjQq and JJQq what is the probability of getting an offspring with genotype JJQQ?
Description : When Mendel used pea plants true breeding for yellow peas or green peas in an experiment. All the offspring produced from this cross were yellow. When the offspring were allowed to self pollinate one?
Last Answer : yyYy
Description : If you were to get four different offspring from this cross list the different genotypes and the number of each genotype you would expect?
Description : What are the possible genotypes of offspring in this cross?
Last Answer : What is the answer ?
Description : What are the possible offspring from a cross using a Punnett square?
Description : If you made a Punnett square showing Gregor Mendel's cross between true-breeding tall plants and truebreeding short plants, the square would show that the offspring had a. the genotype of one of the ... . a genotype that was different from that of both parents. d. the genotype of both parents.
Last Answer : c. a genotype that was different from that of both parents.
Description : $ Sicke cell anaemia is a type of pleiotropy. ! Sex linked inharitance is also called criss cross inheritance.
Last Answer : $ Sicke cell anaemia is a type of pleiotropy. ! Sex linked inharitance is also called criss cross inheritance ... wrong D. If both As and R are wrong.
Description : $ Pollination by insects is called self pollination. ! Cross pollination is between two genetically similar flowers.
Last Answer : $ Pollination by insects is called self pollination. ! Cross pollination is between two genetically similar flowers ... D. If both As and R are wrong.
Description : $ The enzymes which joins short pieces DNA in the laggins strand is called ligase. ! Lagging strand and leading strand are formed due to replication f
Last Answer : $ The enzymes which joins short pieces DNA in the laggins strand is called ligase. ! Lagging strand and ... wrong D. If both As and R are wrong.
Description : What animal has a backbone nurses its offspring likes to gnaw has a bushy tail climbs trees and has reddish fur on its back and white fur on its belly?
Last Answer : American red squirrel
Description : One of the parents of a cross has a mutation in its mitochondria. In that cross, that parent is taken as a male. During segregation of F2 progenies that mutation is found in (a) one-third of the progenies (b) none of the progenies (c) all the progenies (d) fifty percent of the progenies.
Last Answer : (b) none of the progenies
Description : Pick up the incorrect statement (A) The cross-sectional area of the welded member is effective (B) A welded joint develops strength of its parent metal (C) Welded joints provide rigidity (D) Welding takes more time than riveting
Last Answer : (D) Welding takes more time than riveting
Description : For a binary mixture with low relative volatility, continuous rectification to get pure products will require (A) Low reflux ratio (B) Less number of trays (C) Small cross-section column (D) High reflux ratio
Last Answer : (D) High reflux ratio
Description : Pick out the wrong statement. (A) The controlling resistance in case of heating of air by condensing steam is in the air film (B) The log mean temperature difference (LMTD) for ... a pure fluid at a given pressure from liquid to vapor or vice-versa occurs at saturation temperature
Last Answer : (C) In case of a 1 - 2 shell and tube heat exchanger, the LMTD correction factor value increases sharply, when a temperature cross occurs